31871203

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{929}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 40845600

約数和(自身を除く): 8974397

約数列:

[1, 7, 13, 29, 91, 169, 203, 377, 929, 1183, 2639, 4901, 6503, 12077, 26941, 34307, 84539, 157001, 188587, 350233, 1099007, 2451631, 4553029, 31871203]

約数ペア:

[(1, 31871203), (7, 4553029), (13, 2451631), (29, 1099007), (91, 350233), (169, 188587), (203, 157001), (377, 84539), (929, 34307), (1183, 26941), (2639, 12077), (4901, 6503)]